2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[2-[4-[[4-[2-[2-hydroxy-4-(phenylamino)phenyl]diazenyl]phenyl]amino]-3-sulfophenyl]diazenyl]-3-[2-(4-nitrophenyl)diazenyl]-, potassium salt (1:?)

Benzoic acid, 4-hydroxy-, potassium salt (1:1)

2,7-Naphthalenedisulfonic acid, 5-amino-3-[2-[4′-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl]-3,3′-dimethyl[1,1′-biphenyl]-4-yl]diazenyl]-4-hydroxy-, sodium salt (1:3)

1,6-Anthracenedisulfonic acid, 5-amino-8-bromo-9,10-dihydro-9,10-dioxo-, potassium salt (1:2)

2,7-Naphthalenedisulfonic acid, 4-[[(2,3-dichloro-6-quinoxalinyl)carbonyl]amino]-5-hydroxy-, sodium salt (1:2) Formula

2,7-Naphthalenedisulfonic acid, 4-[2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl]-3-hydroxy-, barium salt (2:3) Formula

Butanedioic acid, 2,3-dihydroxy-, potassium salt (1:2), (2R,3R)-rel- Formula

2-Naphthalenesulfonic acid, 6-amino-5-[2-[5-[(3-chlorobenzoyl)amino]-2-sulfophenyl]diazenyl]-4-hydroxy-, potassium salt (1:2) Structure

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[2-[4′-[2-(1-hydroxy-4-sulfo-2-naphthalenyl)diazenyl]-3,3′-dimethoxy[1,1′-biphenyl]-4-yl]diazenyl]-, lithium sodium salt (1:2:1) Structure

What is Sulfurous acid, potassium silver(1+) salt (1:1:1)

What is 2,7-Naphthalenedisulfonic acid, 3,3′-[(3,3′-dimethoxy[1,1′-biphenyl]-4,4′-diyl)bis(2,1-diazenediyl)]bis[5-amino-4-hydroxy-, lithium sodium salt (1:1:3)